Technical Data - Potterton Promax 15 HE Installation & Service Instructions Manual

Appliance Type
Appliance Category CAT I
Heat Input (see note) Max
15 HE kW 16.88
Btu/hr 57,600
24 HE kW 24.50
Btu/hr 83,600
Heat Output
(Non Condensing 70° C Mean Water Temp)
Max
15 HE kW 15.24
Btu/h 52,000
24 HE kW 22.0
75,000
Heat Output
(Condensing 40° C Mean Water Temp)
Max
15 HE kW 16.49
Btu/h 56,260
24 HE kW 23.8
81.200
Max Gas Rate (Natural Gas)
(After 10 Mins)
Btu/hr 75,000 52,000
m 3 /h 2.31 1.64
ft 3 /h 83.3 52.1
Nox Class 5
SEDBUK Declaration For
Potterton Promax 15 HE & 24 HE
The efficiency is
Promax 15 HE - 91.3%
Promax 24 HE - 91.0%
This value is used in the UK Government's
Standard Assessment Procedure (SAP) for
energy rating of dwellings. The test data from
which it has been calculated has been
certified by 0086.
8
C C Inlet Pressure at Gas Valve (Natural Gas)
13 33
Min
2H
Max
Min
10.2
Horizontal
34,840
Flue Terminal
Dimensions
10.2
Connections
34,840
Gas Supply
Central Heating Flow (HE15) - 28mm
Central Heating Flow (HE24) - 28mm
Central Heating Return (HE15) - 28mm
Min
Central Heating Return (HE24) - 28mm
9.14
Condensate Drain
31,180
Outercase Dimensions
Overall Height
9.14
Casing Height
31,180
Casing Width
Casing Depth
Min Clearances
10.1
Both Sides
Above Casing
34,520
Below Casing
Front (For Servicing)
10.1
Front (In Operation)
34,520
Weights
Packaged Boiler Carton
Packaged Flue Kit
Weight Empty
Installation Lift Weight
Recommended System
Temperature Drop
Normal
Condensing 20°C
220
200
180
160
140
120
100
4.0
18.1 mbar
22.5 mbar
(see Section 10.1)
Diameter 110mm
Projection 150mm
- 1 / in BSPT
2
- 1 in BSP
- 750mm
Inc Flue Elbow
- 600mm
- 390mm
- 320mm
5mm Min
200mm Min
130mm Min
500mm Min
5mm Min
kg lb
40.7 89.6
3.6 8.0
38.2 84.1
31.5 69.3
11°C 20°F
36°F
Hydraulic Resistance Chart
80
60
40
20
0 10
Water Flow Rate (litres/min)

TECHNICAL DATA

Electrical Supply 230V~ 50Hz
(Appliance must be connected to an
earthed supply)
Power Consumption 80W
External Fuse Rating 3A
Internal Fuse Rating (BS 4265)
Fuse (2) 4 AT (Control Board)
Fuse (3) 2 AT (Ignition Board)
Water Content
litres 2.6
pints 4.6
Static Head
max 30 metres (100 ft)
min 1 metre (3.25 ft)
Low Head 0.2m (8 in) min
System Detail
fully pumped open vented & sealed systems
Gas Connection
RC 1 / ( 1 /
2 2
Controls
installer preset boiler thermostat, safety
thermostat, flow switch, electronic flame
sensing,temperature protection thermostat
& condensate blockage sensor
Injector (Natural Gas)
6.3mm Diameter
20 30
Publication No. 5106451
in BSPT)
91
83
75
66
58
50
42
33
25
17
8
40